mirror of
https://github.com/mihonapp/mihon.git
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48 lines
1.4 KiB
Kotlin
48 lines
1.4 KiB
Kotlin
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package eu.kanade.tachiyomi.widget
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import android.animation.ObjectAnimator
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import android.animation.StateListAnimator
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import android.content.Context
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import android.os.Build
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import android.support.design.R
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import android.support.design.widget.AppBarLayout
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import android.util.AttributeSet
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class ElevationAppBarLayout @JvmOverloads constructor(
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context: Context,
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attrs: AttributeSet? = null
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) : AppBarLayout(context, attrs) {
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private var origStateAnimator: StateListAnimator? = null
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init {
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if (Build.VERSION.SDK_INT >= 21) {
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origStateAnimator = stateListAnimator
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}
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}
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fun enableElevation() {
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if (Build.VERSION.SDK_INT >= 21) {
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stateListAnimator = origStateAnimator
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}
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}
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fun disableElevation() {
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if (Build.VERSION.SDK_INT >= 21) {
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stateListAnimator = StateListAnimator().apply {
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val objAnimator = ObjectAnimator.ofFloat(this, "elevation", 0f)
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// Enabled and collapsible, but not collapsed means not elevated
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addState(intArrayOf(android.R.attr.enabled, R.attr.state_collapsible, -R.attr.state_collapsed),
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objAnimator)
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// Default enabled state
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addState(intArrayOf(android.R.attr.enabled), objAnimator)
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// Disabled state
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addState(IntArray(0), objAnimator)
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}
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}
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}
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}
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